Analysis

  • max time kernel
    107s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:26

General

  • Target

    po.exe

  • Size

    450KB

  • MD5

    210f27a2075e3f821cfb160cbfb851d4

  • SHA1

    199bd194efdb4850c6f9b82f0ae250c8f0e6cc9e

  • SHA256

    7850417d2c934eda23e7c968df7b7ef4d76c85328092b10826c3a8652388dba7

  • SHA512

    dc62ab5e3bf8374af409c5caa95dc094cb3b0d487d91423ebebfbe3cca7293ff3166ad67c6805afe686367f2bb8dd05c28ae67349b032ce6aee7610e04aed06c

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.dianaglobalmandiri.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Batam2019

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\po.exe
    "C:\Users\Admin\AppData\Local\Temp\po.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1336
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
        PID:4956
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "{path}"
        2⤵
          PID:4228
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "{path}"
          2⤵
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2248
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 1516
            3⤵
            • Program crash
            PID:3252
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2248 -ip 2248
        1⤵
          PID:4008

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Persistence

        Registry Run Keys / Startup Folder

        1
        T1060

        Defense Evasion

        Modify Registry

        1
        T1112

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1336-130-0x00000000001B0000-0x0000000000226000-memory.dmp
          Filesize

          472KB

        • memory/1336-131-0x00000000052D0000-0x0000000005874000-memory.dmp
          Filesize

          5.6MB

        • memory/1336-132-0x0000000004C40000-0x0000000004CD2000-memory.dmp
          Filesize

          584KB

        • memory/1336-133-0x0000000004BE0000-0x0000000004BEA000-memory.dmp
          Filesize

          40KB

        • memory/1336-134-0x0000000008310000-0x00000000083AC000-memory.dmp
          Filesize

          624KB

        • memory/2248-137-0x0000000000000000-mapping.dmp
        • memory/2248-138-0x0000000000400000-0x000000000044C000-memory.dmp
          Filesize

          304KB

        • memory/2248-139-0x00000000055E0000-0x0000000005646000-memory.dmp
          Filesize

          408KB

        • memory/2248-140-0x0000000006300000-0x0000000006350000-memory.dmp
          Filesize

          320KB

        • memory/4228-136-0x0000000000000000-mapping.dmp
        • memory/4956-135-0x0000000000000000-mapping.dmp